AD/B737/192 Amdt 1 - Elevator Tab Mast Fitting (Cth)

COMMONWEALTH OF AUSTRALIA (Civil Aviation Safety Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES

AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/B737/192 and issues the following AD under subregulation 39.1 (1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Boeing 737 Series Aeroplanes

AD/B737/192 Amdt 1

Elevator Tab Mast Fitting 13/2003

Applicability: Model 737-700 and -800 series aircraft, line numbers 1 through 190.

Requirement: Action in accordance with the technical requirements of FAA AD 99-18-01 Amdt 39- 11267.

Note 1: Boeing Alert Service Bulletins 737-55A1068 Revision 1 and 737-55-1063 refer.

Compliance: As specified in the Requirement document, with a revised effective date of 31 October 2002. Compliance with AD/B737/210 (FAA AD 2003-03-22) constitutes terminating action for the requirements of this Directive.

The compliance time remains unchanged by this issue. This Amendment becomes effective on 25 December 2003. Background: The FAA received a report of a severe vibration incident on a Model 737-800 series aircraft. Inspection revealed fracturing of the elevator tab mast fitting and excessive freeplay in the elevator tab. This condition, unless corrected, could result in loss of controllability of the aircraft.